[Event "YANAHUARA 17 DE fEBRERO Arena"] [Site "https://lichess.org/DnHTkMex"] [Date "2021.02.17"] [White "Kamila_Sierra"] [Black "Fernando_Umpire"] [Result "0-1"] [UTCDate "2021.02.17"] [UTCTime "14:57:16"] [WhiteElo "1371"] [BlackElo "1395"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A00"] [Opening "Ware Opening"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. a4 { A00 Ware Opening } a5?! { (-0.25 → 0.63) Inaccuracy. Nf6 was best. } (1... Nf6 2. Nf3 e6 3. e3 c5 4. d4 Nc6 5. Be2 Be7 6. c4) 2. b3?! { (0.63 → -0.01) Inaccuracy. e4 was best. } (2. e4 Nf6 3. e5 Nd5 4. d4 d6 5. Nf3 c6 6. Na3 Nd7) 2... b6 3. d3 Ra6?! { (0.00 → 0.74) Inaccuracy. Bb7 was best. } (3... Bb7 4. Nf3 e6 5. Bb2 d5 6. g3 Nf6 7. Bg2 Bb4+ 8. c3 Bd6 9. O-O O-O 10. c4) 4. f4 Bb7 5. Be3? { (0.87 → -0.51) Mistake. e4 was best. } (5. e4) 5... e5?! { (-0.51 → 0.12) Inaccuracy. e6 was best. } (5... e6 6. c3) 6. h3?? { (0.12 → -3.68) Blunder. Nf3 was best. } (6. Nf3) 6... exf4 7. Bxf4?! { (-3.75 → -5.30) Inaccuracy. Bf2 was best. } (7. Bf2) 7... Nf6?? { (-5.30 → -0.78) Blunder. Qh4+ was best. } (7... Qh4+) 8. Be5?? { (-0.78 → -3.39) Blunder. e4 was best. } (8. e4) 8... Nd5? { (-3.39 → -1.92) Mistake. Nc6 was best. } (8... Nc6) 9. Ra3?? { (-1.92 → -6.37) Blunder. e4 was best. } (9. e4 Nc6) 9... c5?? { (-6.37 → -2.35) Blunder. Bb4+ was best. } (9... Bb4+ 10. c3 Qh4+ 11. g3 Qe7 12. Nf3 Bxa3 13. e4 Ne3 14. Qe2 Nxf1 15. Bxc7 O-O 16. Nxa3) 10. Nd2?? { (-2.35 → -5.62) Blunder. e4 was best. } (10. e4) 10... Nc6 11. Bg3 f5?! { (-5.62 → -3.61) Inaccuracy. Ne3 was best. } (11... Ne3 12. Qc1 Nd4 13. Ngf3 Nexc2+ 14. Kf2 Nxa3 15. Qxa3 Be7 16. e4 O-O 17. Kg1 d5 18. Qc1) 12. Ngf3?! { (-3.61 → -5.46) Inaccuracy. Nc4 was best. } (12. Nc4) 12... g6?? { (-5.46 → -2.27) Blunder. f4 was best. } (12... f4) 13. Ng5?? { (-2.27 → -10.20) Blunder. Nc4 was best. } (13. Nc4) 13... Be7? { (-10.20 → -5.31) Mistake. Qxg5 was best. } (13... Qxg5) 14. Nge4?! { (-5.31 → -8.62) Inaccuracy. h4 was best. } (14. h4) 14... fxe4 15. dxe4 Rf8?! { (-9.71 → -6.09) Inaccuracy. Ne3 was best. } (15... Ne3 16. Qb1) 16. Nc4?! { (-6.09 → -9.77) Inaccuracy. exd5 was best. } (16. exd5 Bh4) 16... Nc3 17. Nd6+ Bxd6 18. Qc1?! { (-11.47 → Mate in 7) Checkmate is now unavoidable. Bxd6 was best. } (18. Bxd6) 18... Bxg3+ 19. Kd2 Nxe4+ 20. Ke3 Nc3 21. Kd3 Nd5?! { (Mate in 6 → -19.76) Lost forced checkmate sequence. Nb4+ was best. } (21... Nb4+ 22. Kd2 Bf4+ 23. e3 Bxe3+ 24. Kxc3 Qf6+ 25. Kc4 Bd5+ 26. Kb5 Qc6#) 22. Kc4?! { (-19.76 → Mate in 2) Checkmate is now unavoidable. c3 was best. } (22. c3 Be5) 22... Ne3+?! { (Mate in 2 → -17.79) Lost forced checkmate sequence. Ne5+ was best. } (22... Ne5+ 23. Kb5 Nc3#) 23. Kd3?! { (-17.79 → Mate in 6) Checkmate is now unavoidable. Qxe3+ was best. } (23. Qxe3+ Ne5+) 23... Nxf1?! { (Mate in 6 → -32.29) Lost forced checkmate sequence. Nb4+ was best. } (23... Nb4+ 24. Kd2 Qg5 25. Qe1 Nc4+ 26. Kc3 Bxe1+ 27. Kxc4 Qd5+ 28. Kb5 Bc6#) 24. Rxf1?! { (-32.29 → Mate in 7) Checkmate is now unavoidable. c3 was best. } (24. c3 Nb4+) 24... Rxf1?! { (Mate in 7 → -17.87) Lost forced checkmate sequence. Nb4+ was best. } (24... Nb4+ 25. Kc3 Be5+ 26. Kd2 Qg5+ 27. Rf4 Bxf4+ 28. Kc3 Be5+ 29. Kc4 d5+ 30. Kb5 Bc6#) 25. Qxf1 h5 26. h4 Qxh4 27. Ra1?! { (-21.02 → Mate in 1) Checkmate is now unavoidable. e3 was best. } (27. e3 Qe4+) 27... Nb4+ { Black wins on time. } 0-1